Reduced Risk: Ovarian Cancer. Combo estrogen/progesterone birth control pills can lower your risk of this type of cancer. The benefit starts within 3 to 6 months after starting the pill. The longer you take it, the lower your risk. Depo-Provera also lowers the risk, especially if you use it for more than 3 years.
Sporangia are the structures that house and create spores in certain organisms. As many of these organisms are non-mobile, they have no choice but to release the spores out into the environment. This allows the spores, which are haploid, the opportunity to germinate and form gametophytes.
Top Definition. Sporange. In botany, the case or sac in plants in which the spores, which are equivalent to the seeds of flowering plants, are produced or carried. Also sporangium. Thousands of spores are released from the ferns sporange. #sporangium #spore sacs #spore production structures #non-angiosperm reproduction #fungal reproduction.